Fully multiplexed 4-channel DVR displays and records up to four cameras simultaneously Recorder features easy-to-understand controls patterned after VCR/DVD players DVR allows for full screen playback of any connected surveillance camera Remote control allows the recorder to be placed out of reach Features Full Grid Selectable Motion Detection -- on the set-up menu, a 144-point checkerboard is placed over each camera view, allowing user to select areas covered by changes in the camera image; target areas of concern and bypass safe zones Removable tray contains hard disk drive and LEDs that confirm power, record and hard drive operation are all located on the front panel USB 2.0 port connects to any Windows XP computer, allows additional viewing functions or transfer video clips and images via e-mail This high-quality item has been factory reconditioned. Please click on the icon above for more information on quality factory-reconditioned merchandise.